# jawbone

/ˈdʒɔˌboʊn/ (US) · /dʒˈɔːbəʊn/ (UK) · CEFR B2 · Noun

Source: https://englishreference.com/word/jawbone
Updated: 2026-10-17

## Definition

the bone that forms your lower face and holds your bottom teeth. You use it to chew food and speak.

For teachers: the bone of the lower jaw, specifically the mandible, which supports the lower teeth and facilitates mastication.

## Examples

- He felt a sharp pain in his jawbone while eating.
- The archaeologist carefully brushed away the dirt to reveal a perfectly preserved jawbone from a prehistoric mammal.
- Reconstructive surgery was required to repair the patient's jawbone after the accident, involving the use of titanium plates to ensure structural stability.

---

From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.